VHS Docker

Dockerfile

FROM ubuntu:22.04

ARG UID=1000
ARG GID=1000

# add new sudo user
ENV USERNAME vhs
ENV HOME /home/$USERNAME
RUN useradd -m $USERNAME && \
        echo "$USERNAME:$USERNAME" | chpasswd && \
        usermod --shell /bin/bash $USERNAME && \
        usermod -aG sudo $USERNAME && \
        mkdir /etc/sudoers.d && \
        echo "$USERNAME ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/$USERNAME && \
        chmod 0440 /etc/sudoers.d/$USERNAME && \
        usermod  --uid $UID $USERNAME && \
        groupmod --gid $GID $USERNAME

# install package
RUN echo "Acquire::GzipIndexes \"false\"; Acquire::CompressionTypes::Order:: \"gz\";" > /etc/apt/apt.conf.d/docker-gzip-indexes
ENV DEBIAN_FRONTEND noninteractive
RUN apt-get update && apt-get install -y --no-install-recommends \
        sudo \
        less \
        emacs \
        tmux \
        bash-completion \
        command-not-found \
        software-properties-common \
        curl \
        wget \
        coreutils \
        build-essential \
        git \
        git-lfs \
        python3-pip \
        libgl1-mesa-dev \
        gpg \
        cmake \
        libjson-c-dev \
        libwebsockets-dev \
        libnss3 \
        && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

USER $USERNAME
WORKDIR /home/$USERNAME
SHELL ["/bin/bash", "-l", "-c"]
RUN python3 -m pip install -U pip
RUN git clone https://github.com/tsl0922/ttyd.git -b 1.7.2 && \
    cd ttyd && \
    mkdir build && \
    cd build && \
    cmake -D CMAKE_BUILD_TYPE=Release .. && \
    make && \
    sudo make install
RUN sudo mkdir -p /etc/apt/keyrings && \
    curl -fsSL https://repo.charm.sh/apt/gpg.key | sudo gpg --dearmor -o /etc/apt/keyrings/charm.gpg
RUN echo "deb [signed-by=/etc/apt/keyrings/charm.gpg] https://repo.charm.sh/apt/ * *" | sudo tee /etc/apt/sources.list.d/charm.list
RUN sudo apt-get update && sudo apt-get install -y --no-install-recommends \
        vhs \
        ffmpeg \
        && \
    sudo apt-get clean && \
    sudo rm -rf /var/lib/apt/lists/*

launch_container.sh

#!/bin/sh

XSOCK=/tmp/.X11-unix
XAUTH=/tmp/.docker.xauth
touch $XAUTH
xauth nlist $DISPLAY | sed -e 's/^..../ffff/' | xauth -f $XAUTH nmerge -

docker run --privileged --rm -it \
           --volume=$XSOCK:$XSOCK:rw \
           --volume=$XAUTH:$XAUTH:rw \
           --volume=$HOME:$HOME \
           --shm-size=1gb \
           --env="XAUTHORITY=${XAUTH}" \
           --env="DISPLAY=${DISPLAY}" \
           --env=TERM=xterm-256color \
           --env=QT_X11_NO_MITSHM=1 \
           --net=host \
           vhs/ubuntu:22.04 \
           bash

VHSをDockerコンテナ上で試す

VHS https://github.com/charmbracelet/vhsをDockerコンテナ上で試す

Dockerイメージ作成

docker build --build-arg UID=$(id -u) --build-arg GID=$(id -g) -t vhs/ubuntu:22.04 .

Dockerコンテナ起動

./launch_container.sh